public double CalculatePrice(string bookingNumber, string returnDate, string returnMilage)
{
var rental = database.CarRentals.Where(x => x.BookingNumber == bookingNumber).First();
CarCategories car = rental.CarCategory;
DateTime returnDateConverted;
DateTime.TryParse(returnDate, out returnDateConverted);
int returnMilageConverted;
Int32.TryParse(returnMilage, out returnMilageConverted);
int numberOfDays = (int)Math.Ceiling((returnDateConverted - rental.RentalDate).TotalDays);
int numberOfKm = returnMilageConverted - rental.Milage;
double price = 0;
switch (car)
{
case CarCategories.SmallCar:
price = baseDayRental * numberOfDays;
break;
case CarCategories.Van:
price = baseDayRental * numberOfDays * 1.2 + kmPrice * numberOfKm;
break;
case CarCategories.Minibus:
price = baseDayRental * numberOfDays * 1.7 + (kmPrice * numberOfKm * 1.5);
break;
}
return(price);
}
private async Task <double> CalculateRentalPrice(Bookings booking, CarCategories carCategory)
{
Prices priceOfBaceDayRental = await GetPriceOfBaceDayRental();
double daysOfRentalDifference = (booking.DateTimeForReturn - booking.DateTimeForRental).Value.TotalDays;
double daysOfRental = Math.Ceiling(daysOfRentalDifference);
return(daysOfRental * priceOfBaceDayRental.Cost.Value * carCategory.AddCostPerDay.Value);
}
private async Task <double> GetPriceForBooking(Bookings booking)
{
CarCategories carCategory = await GetCarCategory(booking.CarCategory);
double kilometerPrice = await CalculateKilometerPrice(booking, carCategory);
double rentalPrice = await CalculateRentalPrice(booking, carCategory);
return(rentalPrice + kilometerPrice);
}
private async Task <double> CalculateKilometerPrice(Bookings booking, CarCategories carCategory)
{
if (carCategory.CostPerKilometer.HasValue && carCategory.CostPerKilometer.Value == true)
{
Prices priceOfKilometerPrice = await GetPriceOfKilometerPrice();
var numberOfKilometers = booking.CarMileageReturn - booking.CarMileageForRental;
return(numberOfKilometers.Value * priceOfKilometerPrice.Cost.Value * carCategory.AddCostPerKilometer.Value);
}
return(0);
}
public string CustomerRentsCar(string carCategory, string customerSocialSecurityNumber, decimal currentMilage)
{
if (!CarCategories.IsOfThisType(carCategory))
{
throw new ArgumentNullException("carCategory");
}
if (!SocialSecurityNumber.IsValid(customerSocialSecurityNumber))
{
throw new ArgumentNullException("customerSocialSecurityNumber");
}
return(CreateAndSaveACarRental(carCategory, customerSocialSecurityNumber, currentMilage));
}
private async Task <IResult> AddRentalCountByCategory(CarCategories category)
{
RentalCount rentalCountByCategory =
await _rentalCountDal.GetAsync(r => r.Category == category && r.Month == DateTime.Now.Month);
if (rentalCountByCategory == null)
{
var newRentalCountPerMonthByCategory = new RentalCount
{
Category = category,
Month = DateTime.Now.Month,
TotalRent = 1
};
await _rentalCountDal.AddAsync(newRentalCountPerMonthByCategory);
return(new SuccessResult());
}
rentalCountByCategory.TotalRent++;
await _rentalCountDal.UpdateAsync(rentalCountByCategory);
return(new SuccessResult());
}
